{"dataset":"emission-factors","kind":"table","title":"Emission factors","description":"Scope 1, 2 and 3 emission factors in one table: the GHG Emission Factors Hub 2026 and eGRID2024 (Cornerstone releases of EPA methods), UK DESNZ 2026 conversion factors, Ember national grid intensity (1985 onward) and USEEIO v1.4 spend-based supply chain factors. Every row states its unit, gas, scope and GWP set.","version":"2026-10-26.9066876ca5","current_version":"2026-10-26.9066876ca5","pinned":false,"published_at":"2026-10-26T12:10:13Z","cadence":"P1M","source":{"attribution":"EPA methodology, Cornerstone release (not EPA-official): Cornerstone Sustainability Data Initiative. (2026). Emission Factors Hub 2026 (Version 2026.01) [Dataset]. Cornerstone Sustainability Data Initiative. https://doi.org/10.5281/zenodo.20403776. CC BY 4.0. EPA methodology, Cornerstone release (not EPA-official): Cornerstone Sustainability Data Initiative. (2026). eGRID2024 (Version 1.0.0) [Dataset]. Cornerstone Sustainability Data Initiative. https://doi.org/10.5281/zenodo.18968658. CC BY 4.0. EPA methodology, Cornerstone release (not EPA-official): Ingwersen, W., & Young, B. (2025). Supply Chain Greenhouse Gas Emission Factors for U.S. Commodities (Version v1.4.0) [Dataset]. Cornerstone Sustainability Data Initiative. https://doi.org/10.5281/zenodo.17202747. CC BY 4.0. UK conversion factors: Contains public sector information licensed under the Open Government Licence v3.0. Department for Energy Security and Net Zero, Greenhouse gas reporting: conversion factors 2026, https://www.gov.uk/government/publications/greenhouse-gas-reporting-conversion-factors-2026. Grid intensity: Ember, Yearly Electricity Data, https://ember-energy.org/data/yearly-electricity-data/, CC BY 4.0. Changes: reshaped into one table with harmonized scope, category, region, unit and GWP-set labels; Ember intensities converted from g to kg CO2e per kWh. Factor values are otherwise as published.","commercial_ok":true,"id":"carbondata-emission-factors","license":"CC-BY-4.0 AND OGL-UK-3.0","name":"EPA GHG Emission Factors Hub 2026 and eGRID2024 (Cornerstone releases), Supply Chain GHG Emission Factors v1.4.0 (USEEIO, Cornerstone release), UK Government GHG Conversion Factors 2026 (DESNZ) and Ember Yearly Electricity Data","publisher":"Cornerstone Sustainability Data Initiative; UK Department for Energy Security and Net Zero; Ember","raw":[{"bytes":16047794,"key":"raw/carbondata-emission-factors/fb14390c131e91f62a8954440bdfc0e172ab00faee09b0cb7e3dd9682a01e427.bin","name":"egrid","sha256":"fb14390c131e91f62a8954440bdfc0e172ab00faee09b0cb7e3dd9682a01e427"},{"bytes":16118558,"key":"raw/carbondata-emission-factors/91d30fb170dac8a62130f7b39e11ecbb301f902e08400e9561510882eadcd701.csv","name":"ember","sha256":"91d30fb170dac8a62130f7b39e11ecbb301f902e08400e9561510882eadcd701"},{"bytes":88953,"key":"raw/carbondata-emission-factors/8861ca5c9aa5e6ccd4da4985409942d5957895c34537703758e325015da203a4.bin","name":"epa-hub","sha256":"8861ca5c9aa5e6ccd4da4985409942d5957895c34537703758e325015da203a4"},{"bytes":515426,"key":"raw/carbondata-emission-factors/a9a455ab396dae226d510c7be6233748416d490c41a5d20f3dc7a0c45feecd5e.xlsx","name":"uk-desnz","sha256":"a9a455ab396dae226d510c7be6233748416d490c41a5d20f3dc7a0c45feecd5e"},{"bytes":834887,"key":"raw/carbondata-emission-factors/e47f19ba7330d4adfb77bd4663a2964af1c7b77197a74ea17a76434c9434f6b2.bin","name":"useeio","sha256":"e47f19ba7330d4adfb77bd4663a2964af1c7b77197a74ea17a76434c9434f6b2"}],"retrieved_at":"2026-10-26T12:10:13Z","source_updated_at":"2026-10-19T20:26:55Z","url":"https://doi.org/10.5281/zenodo.20403776"},"coverage":{"end":"2026","start":"1985"},"validation":{"status":"pass","warnings":[]},"series":[],"key":["factor_id"],"partition":"source","downloads":[{"name":"emission-factors.csv","bytes":6648798,"url":"/v1/emission-factors/download/emission-factors.csv"},{"name":"emission-factors.parquet","bytes":246060,"url":"/v1/emission-factors/download/emission-factors.parquet"}],"links":{"locations":"/v1/emission-factors/locations","versions":"/v1/emission-factors/versions","this_version":"/v1/emission-factors@2026-10-26.9066876ca5"}}